Gas Furnace Ion 80% AFUE 70000 BTU Two-Stage Multi-position 17.5-Inch-Wide Cabinet

The Gas Furnace Ion 80% AFUE 70000 BTU Two-Stage Multi-position 17.5 inch-Wide Cabinet (F80CTL0701716B) is designed for residential applications requiring around 70,000 BTU input heating capacity with solid 80% AFUE efficiency. Built for multi-position installation (upflow, downflow or horizontal) in a nominal 17.5 inch-wide cabinet, this unit supports flexible mechanical layouts, and features a variable-speed constant-airflow ECM blower motor plus a two-stage gas valve to deliver refined airflow control and comfort performance. It runs on 115‰V single-phase power, uses a ½ NPT gas connection for natural gas (propane conversion kit may be available), and supports standard Category I venting configurations with multi-elbow capability. With service access built in through a full-width door, a durable RPJ primary heat exchanger, and field-proven installation simplicity, the F80CTL0701716B offers technicians a dependable, efficient and service-friendly furnace solution.